Glad hand security lock



FIG. 1 is a perspective view of a glad hand security lock showing my new design;

FIG. 2 is a front elevational view thereof in reduced scale;

FIG. 3 is a rear elevational view thereof in reduced scale;

FIG. 4 is a top plan view thereof in reduced scale;

FIG. 5 is a bottom plan view thereof in reduced scale;

FIG. 6 is a left hand elevational view thereof in reduced scale; and,

FIG. 7 is a right hand elevational view thereof in reduced scale. 

The ornamental design for a glad hand security lock, as shown and described. 